/*
 * Copyright (c) 2016, The National Archives <pronom@nationalarchives.gov.uk>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following
 * conditions are met:
 *
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 *  * Neither the name of the The National Archives nor the
 *    names of its contributors may be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package uk.gov.nationalarchives.droid.gui.filter.domain;


import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;

import uk.gov.nationalarchives.droid.core.interfaces.filter.CriterionFieldEnum;
import uk.gov.nationalarchives.droid.core.interfaces.filter.CriterionOperator;
import uk.gov.nationalarchives.droid.core.interfaces.filter.FilterValue;
import uk.gov.nationalarchives.droid.profile.referencedata.Format;

/**
 * File-Format Metadata.
 * @author Alok Kumar Dash. 
 */
public class FileFormatMetadata extends GenericMetadata {

    private static final String DISPLAY_NAME = "File format";

    /**
     * @param data Reference data format.
     * Default constructor.
     */
    public FileFormatMetadata(List<Format> data) {
        super(CriterionFieldEnum.FILE_FORMAT);
        addOperation(CriterionOperator.EQ);
        addOperation(CriterionOperator.STARTS_WITH);
        addOperation(CriterionOperator.NE);
        addOperation(CriterionOperator.ENDS_WITH);
        addOperation(CriterionOperator.CONTAINS);
        addOperation(CriterionOperator.NOT_STARTS_WITH);
        addOperation(CriterionOperator.NOT_ENDS_WITH);
        addOperation(CriterionOperator.NOT_CONTAINS);        
        
        // Convert in to unique values.
        Set<String> uniqueFormat = new LinkedHashSet<String>();
        int index = 0;
        for (Format formatFromDatabase : data) {
            uniqueFormat.add(formatFromDatabase.getName());
        }
        index = 0;
        for (String format : uniqueFormat) {
            addPossibleValue(new FilterValue(index++, format, format));
        }
    }

    @Override
    public boolean isFreeText() {
        return true;
    }

}
